161129 [STATION] HYOYEON 효연 Mystery Music Video Teaser

[Showbiz Korea] Jackson(잭슨,GOT7), Hyun-ah(현아), Hyo-yeon(효연), Jung-yeon(정연,TWICE), Seol-hyun(설현)

[MPD직캠] 효연 직캠 'Wannabe' (HYO YEON FanCam) | @MCOUNTDOWN_2017.6.1

[Y-STAR] Hyoyeon of Girls generation is investigated by the police (폭행사건 휘말린 소녀시대 효연, 단순 해프닝 마무리)

[Y-STAR]Hyoyeon of Girls generation is arrested on suspicion of assault(소녀시대 효연 폭행혐의 경찰조사, 악성루머)

HYO 'Sober' Korea Club Tour Recap Video #HYO #Sober #HYOYEON #GirlsGeneration

HYO ‘Sober’ Korea Club Tour @ OCTAGON#HYO #Sober #HYOYEON #GirlsGeneration

HYO 'Sober' Korea Club Tour ADE Gangnam#HYO #Sober #HYOYEON #GirlsGeneration

HYO 'Sober (Feat. Ummet Ozcan)' MV Teaser#HYO #Sober #HYOYEON #GirlsGeneration

HYO 'Sober' Korea Club Tour Recap Video #HYO #Sober #HYOYEON #GirlsGeneration

HYO ‘Sober’ Korea Club Tour ADE Cheongdam#HYO #Sober #HYOYEON #GirlsGeneration

[1080p] [HD] 150906 SNSD (소녀시대) Hyoyeon (효연) Cut @ tvN Problematic Men (tvN 뇌섹시대 문제적 남자)

[Simply K-Pop] HYOYEON (효연) _ SIMPLY’S MINI MEET _ Ep.268 _ 060917

[MPD직캠] Triple T 효연 직캠 Born to be wild HyoYeon Fancam @엠카운트다운_160825

[Simply K-Pop] HYOYEON(효연) _ SIMPLY'S MINI MEET _ Ep.285 _ 100617

[Simply K-Pop] HYOYEON (효연) _ Wannabe(워너비) _ Ep.268 _ 060917 Video Posted by ARIRANG K-POP Watch

♪_♪ Show Snsd EngSub Kim Tae Yeon, Jessica, Sunny, Hyo Yeon, Tiffany Part 2

[Simply K-Pop] HYOYEON (효연) _ Wannabe(워너비) _ Ep.268 _ 060917

[Simply K-Pop] HYOYEON(효연) _ Wannabe _ Ep.278 _ 081817

[Comeback Stage] HYOYEON - Wannabe, 효연 - 워너비 Show Music core 20170603; Posted by MBCkpop Watch

SNSD HYOYEON 효연 FUNNY MOMENTS-CmUw8pCU5Ws

[Comeback Stage] HYO (feat. BIBI) - Second, 효연 (feat. 비비) - 세컨드 Show Music core 20210814

'컴백' 효연(HYO), 'Second' 여름 바이브 풀충전! '비비 피처링 참여'

[HOT] HYO -DESSERT, 효연 -디저트 Show Music core 20200815

스웩~ 넘치고 싶다면? 배워봐! HYO(효연) 'Punk Right Now' 포인트 안무 레슨

EDM 퀸 DJ HYO(효연), 신곡 'Punk Right Now' 3LAU와 콜라보